. The North American Eagles and Their Economic Relations . itely sustained, and is accomplished now by steady wing-beats,now by soaring either on a level course or in great ascending circlesas is the habit of most large birds of prey. The bird occasionallymakes a plunge from a great height—a marvelous feat, performedwith such velocity that the eve can scarcely follow the descent. Instrength the bald eagle is hardly less remarkable than in power offlight, and it has been known to carry for 5 miles a lamb of weightfully equal to its own. It can readily be kepi in confinement, for itwill thrive o
. The North American Eagles and Their Economic Relations . itely sustained, and is accomplished now by steady wing-beats,now by soaring either on a level course or in great ascending circlesas is the habit of most large birds of prey. The bird occasionallymakes a plunge from a great height—a marvelous feat, performedwith such velocity that the eve can scarcely follow the descent. Instrength the bald eagle is hardly less remarkable than in power offlight, and it has been known to carry for 5 miles a lamb of weightfully equal to its own. It can readily be kepi in confinement, for itwill thrive on any kind of meat or (ish; and it sometimes evendevelops no little attachment for its owner. NORTH AM KRI CAN EAGLES. This species breeds throughout its range wherever suitable placesexist, and it lias been known to lay and hatch eggs in the southern part of the United States, from Florida to Texas, itbreeds very early, depositing its*eggs usually during the first half ofDecember, exceptionally about the Isl of November, occasionally in. Fig. i. Bleeding range of the bald eagle I Halixetus leucacephalus). January or February; in the Middle States and in California it laysin February or March, and to the northward correspondingly later—about the middle of April in southern Alaska, sometimes in May, oreven dune, in the Arctic regions. BALD EAGLE. 9 The nest Is located Dearly always in t he vicinity of a b1 ream or bodyof water, often along the seacoast. The favorite site is the top of a tall tree, in the Smith often a pine, frequently a hundred feet or morefrom the ground. Where there are no trees a rock or a niche in a cliff serves the purpose, while along the coast of Texas oeetfi have beenfound even on the ground of low islands. The same nest is occupied year after year, and annually repaired oraugmented until it becomes an immense structure 5, 6, or even 8feci high and as much in diameter, containing fully a cartload ortwo of material. It usually forms a s
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